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authorSteven Whitehouse <swhiteho@redhat.com>2011-03-30 17:17:51 +0400
committerSteven Whitehouse <swhiteho@redhat.com>2011-04-18 18:23:12 +0400
commit001e8e8df4283dd4ef7a0297c012fce364c05cf1 (patch)
tree28942d4cadc3da175a352c9804dad502d2bc4336 /fs/gfs2
parent0ee532062fa7ff0795b3862c2d50efe32e552f9f (diff)
downloadlinux-001e8e8df4283dd4ef7a0297c012fce364c05cf1.tar.xz
GFS2: Don't try to deallocate unlinked inodes when mounted ro
This adds a couple of missing tests to avoid read-only nodes from attempting to deallocate unlinked inodes. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com> Reported-by: Michel Andre de la Porte <madelaporte@ubi.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/glops.c4
-rw-r--r--fs/gfs2/super.c5
2 files changed, 7 insertions, 2 deletions
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 3754e3cbf02b..25eeb2bcee47 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -385,6 +385,10 @@ static int trans_go_demote_ok(const struct gfs2_glock *gl)
static void iopen_go_callback(struct gfs2_glock *gl)
{
struct gfs2_inode *ip = (struct gfs2_inode *)gl->gl_object;
+ struct gfs2_sbd *sdp = gl->gl_sbd;
+
+ if (sdp->sd_vfs->s_flags & MS_RDONLY)
+ return;
if (gl->gl_demote_state == LM_ST_UNLOCKED &&
gl->gl_state == LM_ST_SHARED && ip) {
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index a4e23d68a398..5b2cb8132f66 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -1318,12 +1318,13 @@ static int gfs2_show_options(struct seq_file *s, struct vfsmount *mnt)
static void gfs2_evict_inode(struct inode *inode)
{
- struct gfs2_sbd *sdp = inode->i_sb->s_fs_info;
+ struct super_block *sb = inode->i_sb;
+ struct gfs2_sbd *sdp = sb->s_fs_info;
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_holder gh;
int error;
- if (inode->i_nlink)
+ if (inode->i_nlink || (sb->s_flags & MS_RDONLY))
goto out;
error = gfs2_glock_nq_init(ip->i_gl, LM_ST_EXCLUSIVE, 0, &gh);